The fertilizable life of the human oocyte varies in the range between 12 and 24 hours.
However, immature human eggs recovered for in vitro fertilization can be fertilized even after 36 hours.
Fertilizable lifespan of human sperm is estimated to be around 48 to 72 hours
However, immature human eggs recovered for in vitro fertilization can be fertilized even after 36 hours.
Fertilizable lifespan of human sperm is estimated to be around 48 to 72 hours
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